The system will be trialled at the lower rungs of English league football, in step seven, seven steps below England’s lowest fully professional division, League Two.

Players would leave the field of play for ten minutes, according to the report, the same length of time as in rugby union.

In that sport, the “sin bin” takes the place of football’s yellow card, with acts of serious foul play getting the player permanently ejected from the game.

In the National Football League, officials can remove players from the game permanently via an “ejection.” Two unsportsmanlike conduct penalties — which would normally result in loss of yardage for the offending player’s team — were punished for the first time in the 2016 season with ejection from the game.